Home / 414,173,326,134.28-621,438,964,927.04-222,721,593,647.44

Finding the Fourth Proportional to 414,173,326,134.28, 621,438,964,927.04 and 222,721,593,647.44

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Solution

The fourth proportional to 414,173,326,134.28, 621,438,964,927.04 and 222,721,593,647.44 is: 334,178,634,619.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,173,326,134.28 : 621,438,964,927.04 = 222,721,593,647.44 : x
  2. Step 2: Convert to fraction form
    414,173,326,134.28/621,438,964,927.04 = 222,721,593,647.44/x
  3. Step 3: Cross multiply
    414,173,326,134.28x = 621,438,964,927.04 × 222,721,593,647.44
  4. Step 4: Simplify right side
    414,173,326,134.28x = 138,407,876,623,165,923,786,752
  5. Step 5: Solve for x
    x = 138,407,876,623,165,923,786,752/414,173,326,134.28
  6. Step 6: Final answer
    x = 334,178,634,619.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.